{"description":"\u65e5\u8a18 \u4eca\u65e5\u306f\u30ab\u30ec\u30fc\u306b\u3057\u305f\uff0e\u30ab\u30ec\u30fc\u304c\u98df\u3079\u305f\u304b\u3063\u305f\u306e\u3067\uff0e \u4eca\u65e5\u66f8\u3044\u305f\u30b3\u30fc\u30c9 \u4eca\u65e5\u306fExtensions\u306e\u7ae0\u3060\u3063\u305f\u304c\uff0c\u4f8b\u3068\u3057\u3066Int\u306bsubscript\u3092\u8ffd\u52a0\u3059\u308b\u30b3\u30fc\u30c9\u304c\u3042\u3063\u305f\uff0edigitIndex\u306b19\u4ee5\u4e0a\u306eInt\u3092\u6e21\u3059\u3068\u30e9\u30f3\u30bf\u30a4\u30e0\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u305f\u306e\u3067\u306a\u306b\u3054\u3068\uff01\uff1f\u3068\u601d\u3063\u305f\u304c\u5358\u306b1010\u304c64bit\u306e\u7b26\u53f7\u4ed8\u304d\u6574\u6570\u3067\u306f\u8868\u305b\u306a\u3044\u3060\u3051\u3060\u3063\u305f\uff0e\u305d\u3093\u306a\u3053\u3068\u3088\u308a\u6307\u6570\u304c\u3061\u3083\u3093\u3068superscript\u3067\u8868\u793a\u3055\u308c\u308b\u306e\u3059\u3054\u3044\u306a\uff0e import Foundation extension Int { subscript(digitIndex: Int) -> Int { var decimalBase = 1 for _ i\u2026","image_url":null,"provider_name":"Hatena Blog","version":"1.0","blog_title":"\u305c\u306e\u305c","provider_url":"https://hatena.blog","published":"2021-08-22 19:46:53","categories":["Swift"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fgiarrium.hatenablog.com%2Fentry%2F2021%2F08%2F22%2F194653\" title=\"70\u65e5\u76ee  - \u305c\u306e\u305c\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://giarrium.hatenablog.com/","width":"100%","height":"190","author_url":"https://blog.hatena.ne.jp/gurrium/","title":"70\u65e5\u76ee ","author_name":"gurrium","url":"https://giarrium.hatenablog.com/entry/2021/08/22/194653","type":"rich"}